import java.io.File;
import java.io.IOException;

public class FileHelperTest {

    public static void main(String[] args) throws IOException {

        File file = new File ("D:/IdeaProjects/src/cn/file/FileHelperTest.java");
        File path = new File("D:/test");

        FileHelper.split( file , path , 100);

        FileHelper.join( path , path );
    }
}
